linux-kernel - Re: [RFC PATCH 3/3] mm: Identify compound pages sooner in isolate_migratepages

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Message-ID: <76f64f08-e2c7-9862-5e7f-6251032735f0@linux.alibaba.com>
Date:   Fri, 14 Aug 2020 15:20:05 +0800
From:   Alex Shi <alex.shi@...ux.alibaba.com>
To:     Alexander Duyck <alexander.duyck@...il.com>
Cc:     yang.shi@...ux.alibaba.com, lkp@...el.com, rong.a.chen@...el.com,
        khlebnikov@...dex-team.ru, kirill@...temov.name, hughd@...gle.com,
        linux-kernel@...r.kernel.org, daniel.m.jordan@...cle.com,
        linux-mm@...ck.org, shakeelb@...gle.com, willy@...radead.org,
        hannes@...xchg.org, tj@...nel.org, cgroups@...r.kernel.org,
        akpm@...ux-foundation.org, richard.weiyang@...il.com,
        mgorman@...hsingularity.net, iamjoonsoo.kim@....com
Subject: Re: [RFC PATCH 3/3] mm: Identify compound pages sooner in
 isolate_migratepages_block

It has a slight performance drop too...

Thanks
Alex

在 2020/8/13 下午12:02, Alexander Duyck 写道:
> Signed-off-by: Alexander Duyck <alexander.h.duyck@...ux.intel.com>
> ---
>  mm/compaction.c |   33 ++++++++++++++++++---------------
>  1 file changed, 18 insertions(+), 15 deletions(-)